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A beam of light is incident through the holes on one side of a box and emerges out through the holes on its opposite side as shown in the following figure :The box contains : (a) a glass prism (b) a concave lens (c) a convex lens (d) a parallel-sided glass slab |
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Answer» A beam of light is incident through the holes on one side of a box and emerges out through the holes on its opposite side as shown in the following figure :The box contains : (a) a glass prism (b) a concave lens (c) a convex lens (d) a parallel-sided glass slab
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